Fixes the crash in test.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51152 Signed-off-by: Paul Gofman pgofman@codeweavers.com --- v2: - fix comment. v3: - actually disabled the test which accidentally did not happen in the v2 update.
dlls/ntdll/tests/exception.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c index 328882c1a23..eff2fd602c0 100644 --- a/dlls/ntdll/tests/exception.c +++ b/dlls/ntdll/tests/exception.c @@ -2908,13 +2908,30 @@ static const struct exception 0x31, 0xc0, /* xor %eax,%eax */ 0x8e, 0xc0, /* mov %eax,%es */ 0x8e, 0xd8, /* mov %eax,%ds */ +#if 0 + /* It is observed that fs/gs base is reset + on some CPUs on Linux when setting the + segment value even to 0 (regardless of CPU spec + saying otherwise) and it is not currently + handled in Wine. + Disable this part to avoid crashing the test. */ 0x8e, 0xe0, /* mov %eax,%fs */ 0x8e, 0xe8, /* mov %eax,%gs */ +#else + 0x90, 0x90, /* nop */ + 0x90, 0x90, /* nop */ +#endif 0xfa, /* cli */ 0x58, /* pop %rax */ +#if 0 0x8e, 0xe8, /* mov %eax,%gs */ 0x58, /* pop %rax */ 0x8e, 0xe0, /* mov %eax,%fs */ +#else + 0x58, /* pop %rax */ + 0x90, 0x90, /* nop */ + 0x90, 0x90, /* nop */ +#endif 0x58, /* pop %rax */ 0x8e, 0xd8, /* mov %eax,%ds */ 0x58, /* pop %rax */